eco.script

design compile synthesis user guide

/* dc_shell Command script for the ECO compiler tutorial */ 

eco_instance_name_prefix = "ECO" 
compile_instance_name_prefix = eco_instance_name_prefix 

read old_netlist.db
current_design old_netlist.db:uwave_ctl
uniquify_naming_style = "on_%s_%d"
uniquify -force
write -hier -out db/old_net_u.db
remove_design -design

read {old_hdl.db old_net_u.db new_hdl.db new_netlist.db}

eco_current_design_pair -old_hdl old_hdl.db:uwave_ctl -old_netlist old_net_u.db:uwave_ctl 
eco_align_design  

eco_current_design_pair  -new_hdl new_hdl.db:uwave_ctl -new_netlist new_netlist.db:uwave_ctl 
eco_align_design  

eco_current_design_pair -old_hdl old_hdl.db:uwave_ctl -new_hdl new_hdl.db:uwave_ctl 
set_eco_unique second port cancel 
set_eco_unique second port cook_time_m[6] 
set_eco_unique second port min_cook[6] 
set_eco_unique second cell min_cook_reg[6]

eco_align_design  

eco_analyze_design 

eco_current_design_pair -old_netlist old_net_u.db:uwave_ctl -new_netlist new_netlist.db:uwave_ctl 
set_eco_reuse sub_119 sub_121
set_eco_align cell sub_135 sub_137
set_eco_unique second port cancel 
set_eco_unique second port cook_time_m[6] 
set_eco_unique second port min_cook[6] 
set_eco_unique second cell min_cook_reg[6] 
set_eco_unique second pin sub_137/A[6]
set_eco_unique second pin sub_137/SUM[6]

eco_align_design

eco_implement -post_tapeout
write -hier -out db/eco_implemented.db
eco_report_cell

current_design new_netlist.db:uwave_ctl
set_max_area 0
compile -incremental
write -hier -out db/eco_optimized.db
eco_report_cell

current_design new_netlist.db:uwave_ctl
read_clusters -design new_netlist.db:uwave_ctl scripts/uwave_ctl.pdef
eco_recycle -post_tapeout
write -hier -out db/eco_recycled.db
eco_report_cell

quit